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contributor authorD. Yao
contributor authorJ. K. Shang
date accessioned2017-05-08T23:53:13Z
date available2017-05-08T23:53:13Z
date copyrightJune, 1997
date issued1997
identifier issn1528-9044
identifier otherJEPAE4-26160#114_1.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/118540
description abstractFatigue crack growth at the interface between Sn-Pb solder and Cu was examined under various mixed-mode conditions. The load-mix, in terms of the ratio of Mode-II to Mode-I stress intensities, was systematically changed by varying the thickness ratio of Cu layers in the flexural-peel specimens made from Sn-Pb/Cu joints. Fatigue crack growth experiments were conducted using a sinusoidal waveform at a frequency of 5 Hz and a load-ratio of zero. Fatigue crack growth rates were measured as a function of the total strain energy release rates for a given load-mix. Fatigue crack growth resistance was found to increase with the load-mix, with the effect of the load-mix being more pronounced in the near-threshold regime. The effect of the load-mix on fatigue crack growth is shown to result from shear-enhanced frictional sliding of fatigue crack surfaces.
publisherThe American Society of Mechanical Engineers (ASME)
titleEffect of Load-Mix on Fatigue Crack Growth in 63Sn-37Pb Solder Joints
typeJournal Paper
journal volume119
journal issue2
journal titleJournal of Electronic Packaging
identifier doi10.1115/1.2792212
journal fristpage114
journal lastpage118
identifier eissn1043-7398
keywordsStress
keywordsFatigue cracks AND Solder joints
treeJournal of Electronic Packaging:;1997:;volume( 119 ):;issue: 002
contenttypeFulltext


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